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Hydrofarm
With a strong portfolio of manufactured and distributed brands, we are one of the leading companies in the global Controlled Environment...
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Shoemakersville, US
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Nutrients & Supplements

Roots Organics Nitro Bat Guano Bat Guano Fertilizer - 9-3-1 NPK - 3 lb
Roots Organics Nitro Bat Guano Bat Guano Fertilizer - 9-3-1 NPK - 3 lb
In Stock: 371
$14.81 $18.34 -19%
Gaia Green All Purpose 4-4-4 Organic Fertilizer - 20 kg
In Stock: 135
$78.05 $102.29 -24%
Gaia Green Power Bloom 2-8-4 Organic Fertilizer - 20 kg
In Stock: 208
$83.89 $104.50 -20%
Age Old Kelp Plant Supplement - 55 Gal Drum
Out of stock
$1,478.88 $1,843.99 -20%
Age Old Kelp Plant Supplement - 1 Gal
In Stock: 5
$42.74 $48.99 -13%
Cutting Edge Solutions Uncle John's Blend 0-0-2 Supplement - 270 Gal Tote (Oregon Only)
Out of stock
$9,094.80 $11,323.99 -20%
Plant Success Great White Premium Mycorrhizae - 4 Oz
Plant Success Great White Premium Mycorrhizae - 4 Oz
In Stock: 488
$37.04 $44.99 -18%
Roots Organics CalMag Liquid Cal-Mag Supplement - 1 Qt
In Stock: 302
$21.50 $28.90 -26%
Age Old Grow 12-6-6 Liquid Fertilizer - 6 Gal
In Stock: 26
$180.44 $224.99 -20%
Grotek Cal-Max Cal-Mag Supplement - 1 Qt
Grotek Cal-Max Cal-Mag Supplement - 1 Qt
In Stock: 427
$8.21 $13.96 -41%
Grow More Water Soluble 30-10-10 Fertilizer - 25 lb
In Stock: 1
$53.43 $66.99 -20%
Age Old Bloom 5-10-5 Liquid Fertilizer - 6 Gal
In Stock: 12
$180.44 $224.99 -20%
Budswel Bat Guano Liquid Fertilizer - 1 Gal (CA Compliant)
In Stock: 534
$43.75 $54.99 -20%
Age Old Fish & Seaweed 3-3-2 Liquid Fertilizer - 6 Gal
In Stock: 1
$180.44 $224.99 -20%
Gaia Green Power Bloom 2-8-4 Organic Fertilizer - 2 kg Pouch
In Stock: 892
$27.13 $28.59 -5%
Gaia Green Glacial Rock Dust Mineral Soil Amendment - 2 kg Pouch
In Stock: 491
$12.42 $12.99 -4%
Age Old Bloom 5-10-5 Liquid Fertilizer - 2.5 Gal
Out of stock
$84.60 $96.99 -13%
Age Old Grow 12-6-6 Liquid Fertilizer - 2.5 Gal
Out of stock
$84.60 $96.99 -13%
Age Old Kelp Plant Supplement - 6 Gal
In Stock: 7
$180.44 $224.99 -20%
Aptus Ecozen Enzyme Supplement - 5 L
In Stock: 8
$481.34 $673.91 -29%
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